Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
Sodium citrate (CAS 68-04-2) is a common organic salt derived from citric acid. It appears as white crystalline powder or granular crystal, with a mild salty taste. Featuring excellent water solubility, buffering capacity, chelating property and non-toxic characteristics, this product is widely applied in food, beverage, pharmaceutical, cosmetic, detergent and electroplating industries. Produced via advanced neutralization, crystallization and drying processes, it has high purity, stable quality and uniform particle size. For legitimate industrial production, formulation and scientific research only.
Product Features
- High Purity: ≥99.0%, low impurities, fully compliant with food and pharmaceutical grade standards.
- Strong Chelating Ability: Effectively binds metal ions, inhibits oxidation and discoloration of raw materials.
- Good Buffer Performance: Stabilizes pH value in aqueous systems and maintains solution acidity-alkalinity balance.
- Excellent Solubility: Dissolves rapidly in water, convenient for various formulation applications.
- High Safety: Non-toxic, odorless and biocompatible, widely approved for food and medical use.
- Strict Quality Control: Each batch is fully tested; standard COA and MSDS are available upon request.
Physical & Chemical Properties
Physical Properties
- Appearance: White crystalline powder or granular crystal
- Odor & Taste: Odorless, with a mild salty taste
- Molecular Formula: C6H5Na3O7
- Molecular Weight: 258.07
- Melting Point: 300 °C (decomposition)
- Density: 1.857 g/cm3 (25 °C)
- pH Value (1% aqueous solution): 7.5 – 9.0
- Solubility: Freely soluble in water; insoluble in ethanol and other organic solvents
- Hygroscopicity: Slightly hygroscopic under high humidity conditions
Chemical Properties
- Chemical Stability: Stable at normal temperature and pressure; loses crystal water and decomposes gradually when heated to high temperature.
- Acid-Base Character: Aqueous solution shows weak alkalinity.
- Chelating Reaction: Forms stable water-soluble complexes with calcium, magnesium, iron and other metal ions.
- Metathesis Reaction: Reacts with strong acids to regenerate citric acid; reacts with other metal salts to produce corresponding citrate precipitates.
- Incompatibility: Avoid long-term contact with strong oxidants and heavy metal salts.
Applications
- Food & Beverage Industry: Used as acidity regulator, buffer, chelating agent, flavor corrector and preservative. Widely applied in beverages, jams, dairy products, canned food and baked goods.
- Pharmaceutical Industry: Acts as anticoagulant, blood preservative, pH regulator and excipient for oral preparations and injections.
- Cosmetic & Daily Chemicals: Serves as pH stabilizer and chelating agent in skin care products, detergents and bath products to improve product stability.
- Water Treatment & Electroplating: Chelating agent and auxiliary for electroplating solution; used for water softening and scale inhibition.
- Laboratory & Research: Common analytical reagent, buffer solution preparation material and experimental auxiliary.
Usage Restriction: For industrial synthesis and scientific research use only. Strictly forbidden for illegal processing and improper application.
Storage & Transportation Instructions
Storage Conditions
Store in a cool, dry, well-ventilated warehouse. Keep containers tightly sealed to prevent moisture absorption. Store separately from strong oxidants, strong acids and toxic substances. Keep far from heat sources and direct sunlight. Recommended storage temperature: 10 – 25 °C. Reseal containers immediately after opening.
Transportation Requirements
This product is classified as non-hazardous goods. Adopt moisture-proof sealed packaging. Avoid violent collision, extrusion and rain soaking during transit. Do not transport together with toxic chemicals, strong corrosives and food raw materials.
Operation Notes
Wear dust mask and chemical-resistant gloves. Operate in a well-ventilated area. Avoid inhalation of dust and direct contact with eyes. In case of contact, rinse with plenty of clean water in time. Do not eat, drink or smoke in the working area.
Regulatory Information
EINECS Number: 200-675-3
HS Code: 2918150000
Complies with FCC, BP, USP and national food safety standards. Export products follow IATA and IMDG regulations. All transactions are limited to qualified food factories, pharmaceutical enterprises, daily chemical manufacturers and research institutions.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | Sodium citrate |
| CAS NO. | 68-04-2 |
| IUPAC Name | Trisodium 2-hydroxypropane-1,2,3-tricarboxylate |
| Synonyms | Trisodium citrate; Citric acid trisodium salt |
| Molecular Formula | C6H5Na3O7 |
| Molecular Weight | 258.07 |
| EINECS Number | 200-675-3 |
| UN Number | Non-hazardous goods |
| Hazard Class | None |
| Appearance | White crystalline powder or granular crystal |
| Purity | ≥99.0% |
| Water Content | ≤1.0% |
| Melting Point | 300 °C (Decomposition) |
| Density | 1.857 g/cm3 (25 °C) |
| pH (1% Solution) | 7.5 – 9.0 |
| Solubility | Freely soluble in water; insoluble in ethanol |
| HS Code | 2918150000 |
| Storage Temperature | 10 – 25 °C, sealed, dry environment |
| Packing Specification | 1kg/aluminum foil bag, 25kg/fiber drum or woven bag |
| Grade Standard | Food Grade / Pharma Grade / Industrial Grade / Research Grade |
| Application Scope | Acidity regulator, anticoagulant, chelating agent, buffer, food additive |
| Validity Period | 24 Months under specified storage conditions |
